July 27, 1867

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Features

Artificial Stone for Buildings

Hoisting Wheels for Warehouses, Etc., Improved Reamer

Flint Glass Manufacture

Science Familiarly Illustrated

The Siemens Furnace

Mee's Hose Coupling

Da Cunha's Lock Catch

Editorial Summary

Business and Manufacturing Items

Recent American and Foreign Patents

Extension Notices

Patent Office Decisions.--What Constitutes a Patentable Combination

Answers to Correspondents

The Public Ledger Building

To Editors and Publishers--Engravings for Sale

The Natural Colors of Fibrous Material

To the President

The Trades Union Atrocities in Sheffield

Air Guns Not Noiseless

Tinning Rivets and Tacks

Notice to Subscribers

The Earth Becoming Too Small for the Human Family

Uses of Nuisances

Official Report of Patents and Claims

Curiosities of Iron

Departments

Departments

Correspondence

Business and Personal

Patents

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Digital Issue ?Read or download this issue’s articles online. *A printed copy of this issue is not included. $7.99

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